US1873945A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Materials coated with lacquers, lacquers, and a process of producing coatings
Assignee: IG Farbenindustrie AG
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Filing: 1931-05-28
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Granted: 1932-08-23
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Expires: 1951-05-28
Abstract
No abstract record available.
Inventors
- 👤 Kraenzlein Georg
- 👤 Muller Richard Karl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 19:34
CPC Classifications
B; B05; B05D; B05D7/00; B05D7/24; B05D7/26; Y; Y10; Y10S; Y10S118/00; Y10S118/11; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31652; Y10T428/31656; Y10T428/31678; Y10T428/31688
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1935-08-23 | 1936-02-22 | 1936-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-08-23 | 1940-02-22 | 1940-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-08-23 | 1944-02-22 | 1944-08-23 | $7700.00 | Window Closed / Lapsed |